The Lululemon Swiftly Tech Long Sleeve Shirt in black is a versatile and high-performance athletic top designed for running and other active occasions. Made from a comfortable polyester blend material with a breathable knit fabric, this shirt features a crew neck and pullover closure for easy wear. The raglan sleeves and thumbholes provide added comfort and flexibility, while the athletic fit and stretch fabric ensure a comfortable and supportive feel. Perfect for all seasons, this Lululemon Swiftly Tech shirt is a stylish and functional addition to any woman's activewear collection.